Product description
20mm joint drilling diameter of 20mm, suitable for direct 20mm outside diameter pipe.
25mm joint drilling diameter hole 25.5mm, suitable for direct 25mm outside diameter pipe.
32mm joint drilling diameter 32mm, suitable for direct 32mm outside diameter pipe, namely 1 inch pipe.
40mm joint drilling diameter above 40mm, suitable for direct 40mm outside diameter pipe, namely 1.2 inch pipe.
50mm joint drilling diameter of 50mm, suitable for direct 50mm outside diameter pipe, that is, 1.5 inch pipe.